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How to use a smoker thermometer

Updated: 23 October 2026

How to use a smoker thermometer is the sequence that lets you leave the lid shut: one probe in the thickest lean meat, one probe in the air at grate level, an alarm you chose, and a clean tip before the next piece. This page assumes you already own a leave-in probe or a cabled pair. It does not rank the eleven listings. The table is the [smoking thermometer comparison](/hub/grill-accessories/smoking-thermometer). A flat line that can be the stall is the [thermometer for low and slow smoking](/hub/grill-accessories/smoking-thermometer/sub/smoking-thermometer-low-and-slow) page. A qualifying purchase can earn us a commission at no extra cost to you.

How to use a smoker thermometer is the sequence that lets you leave the lid shut: one probe in the thickest lean meat, one probe in the air at grate level, an alarm you chose, and a clean tip before the next piece.

Our top picks

ETI Thermapen Smoke

Best overall

ETI Thermapen Smoke
8.6/10about £108
View offer
ThermoMaven ThermoMaven G2

Rank 2

ThermoMaven ThermoMaven G2
9.3/10about £109.99
View offer
ThermoPro ThermoPro TP904

Best value

ThermoPro ThermoPro TP904
8.4/10about £26.99
View offer
On this page
  1. 1.Meat probe in the thickest part
  2. 2.Pit probe at the grate, not in the lid
  3. 3.Alarms, charge, and cables
  4. 4.Clean the probe

Meat probe in the thickest part

Put the tip in the centre of the thickest lean part, and keep it out of bone and out of a pocket of fat. Bone reads early. Fat reads low. On a brisket, that usually means the flat, in from the edge, not the point. The Thermapen Smoke instructions put the food-probe tip in the centre. Push a wireless spike in until the safe line is buried. A tip that only nicks the surface reports the bark, not the middle. The Food Standards Agency wants that middle, and a clean probe: 70°C for 2 minutes for chicken, pork, sausages, kebabs and burgers, or an equivalent time. Whole red meat can be rarer if the outside is seared. One probe cannot be in two joints.

Pit probe at the grate, not in the lid

The second probe measures air where the meat sits, not the dome. Clip it about 1–2 inches from the food, roughly 25–50 mm, with the tip in free air. Thermapen’s Smoke page puts the air probe on a grate clip. The lid dial and the grate are different places. Do not apply a fixed offset from someone else’s kettle. Read both numbers on the first cook. The pit probe should not touch the meat, the grate bars or the wall. Thermapen says the Smoke screen is not barbecue-safe. A United Kingdom TP17 review melted the plastic case on a hot barbecue. Leave the base on a side table. A G1-style ambient sensor reads air near the tip, not a clip on the far side of the grate.
ETI Thermapen Smoke

Testsieger

ETI Thermapen Smoke
8.6/10about £108
View offer

Alarms, charge, and cables

Set a high and a low alarm for the pit, and a target for the meat, before the lid goes down. The high alarm is the fire getting away. The low alarm is the fire dying. On the TP17, the Smoke and the ThermoMaven bases you choose which channel is which. A preset is only useful if you know the degrees behind the word. Charge a wireless probe the night before. United Kingdom reviews describe TempSpike and P1 probes dying after months or failing to charge. Cables go through the lid gap, off the coals, and not pinched. One TP904 review shut the lid on the cables without damage on that cook. That is one cook, not every gasket. Do not lay the cable across lit charcoal. Cable against a spike is the wireless or wired smoker thermometer page. If the link drops when the lid shuts, move the receiver closer before you blame the meat.

Clean the probe

Wash the probe after each use, and again before it goes from raw meat into a cooked joint. The Food Standards Agency says to clean the thermometer. Disinfect it before and after as well. A wipe on the raw board is not a clean. Dishwasher and IPX8 lines on ThermoMaven and TempSpike probes are claims for the probe, not the plastic base. Do not soak the base. A probe that will not pair, will not charge, or reads wildly against a second thermometer is a fault. Stop using a battery that is swollen or hot. Suspected food poisoning is an NHS 111 question. If the cable or the single probe was the wrong tool, that choice is the buying guide.

Common questions

Where does the probe go in a brisket?
In the thickest part of the flat, into lean meat, away from the fat cap and away from bone. Bury a wireless probe to its safe line. The point is a poor single reference if the flat is what you will slice.
Should the pit probe touch the meat?
No. Clip it in free air at grate level, about 25–50 mm from the food. If it touches the meat it stops being a pit reading. If it touches the cooker wall it stops being grate air.
Why does the lid dial disagree with the grate probe?
They are not in the same air. Use the grate probe for the band you are trying to hold. Do not apply a fixed correction from someone else’s kettle.
How do I set a high and low pit alarm?
Set the high a little above the band you intend, and the low a little below it, on the pit channel. The meat alarm is the internal target, such as 70°C held for the FSA time on poultry or pork.
Can the cable go under the lid?
Yes, if it stays off the coals and the lid does not cut it. One United Kingdom TP904 review closed the lid on the cables without damage that time. Keep the plastic base off the hot metal.
How do I clean the probe between raw and cooked meat?
Wash it, then disinfect it, before it touches food that will not be cooked further. Do not wipe it on the raw board. Dishwasher claims apply to the metal probe, not to a plastic receiver.
The temperature stopped rising. Is the thermometer broken?
On a big brisket or shoulder, a flat line is often the stall, not a dead probe. If the probe will not pair, will not charge, or is far from a second thermometer, treat it as a fault and do not serve on that number alone.

Related pages

Best smoker thermometer

Smoking thermometer

Smoking thermometer buying guide: lid, wire, spike

Thermometer for low and slow smoking: stall and pit

Wireless or wired smoker thermometer: cable or spike

Sources

Public UK sources used for this comparison. Listing prices, stars, and review counts are the amazon.co.uk figures captured for these ASINs. Updated 22 October 2026.

  1. Food Standards Agency — Cooking your food (retrieved 22.10.2026)
  2. Food Standards Agency — BBQ food safety (retrieved 22.10.2026)
  3. Food Standards Agency — Bank holiday barbecue checklist (retrieved 22.10.2026)
  4. Thermapen — Smoke wireless barbecue thermometer (retrieved 22.10.2026)
  5. General Product Safety Regulations 2005 (retrieved 22.10.2026)
  6. GOV.UK — batteries guidance (retrieved 22.10.2026)
  7. Smoke & Soil — dual probe thermometer (retrieved 22.10.2026)
  8. ThermoWorks — which BBQ thermometer (retrieved 22.10.2026)